A023161 - cp's OEIS frontend

A023161 Number of cycles of function f(x) = x^10 mod n.

n	a(n)
1	1
2	2
3	2
4	2
5	2
6	4
7	4
8	2
9	4
10	4
11	2
12	4
13	4
14	8
15	4
16	2
17	2
18	8
19	10
20	4
21	8
22	4
23	7
24	4
25	2
26	8
27	10
28	8
29	3
30	8
31	4
32	2
33	4
34	4
35	8
36	8
37	10
38	20
39	8
40	4
41	2
42	16
43	7
44	4
45	8
46	14
47	3
48	4
49	7
50	4
51	4
52	8
53	4
54	20
55	4
56	8
57	20
58	6
59	3
60	8
61	4
62	8
63	16
64	2
65	8
66	8
67	19
68	4
69	14
70	16
71	3
72	8
73	10
74	20
75	4
76	20
77	8
78	16
79	10
80	4
81	16
82	4
83	10
84	16
85	4
86	14
87	6
88	4
89	7
90	16
91	16
92	14
93	8
94	6
95	20

[1, 2, 2, 2, 2, 4, 4, 2, 4, 4, 2, 4, 4, 8, 4, 2, 2, 8, 10, 4, 8, 4, 7, 4, 2, 8, 10, 8, 3, 8, 4, 2, 4, 4, 8, 8, 10, 20, 8, 4, 2, 16, 7, 4, 8, 14, 3, 4, 7, 4, 4, 8, 4, 20, 4, 8, 20, 6, 3, 8, 4, 8, 16, 2, 8, 8, 19, 4, 14, 16, 3, 8, 10, 20, 4, 20, 8, 16, 10, 4, 16, 4, 10, 16, 4, 14, 6, 4, 7, 16, 16, 14, 8, 6, 20]

cp's OEIS Frontend

A023161 Number of cycles of function f(x) = x^10 mod n.

Table of values

List of values

n	a(n)
1	1
2	2
3	2
4	2
5	2
6	4
7	4
8	2
9	4
10	4
11	2
12	4
13	4
14	8
15	4
16	2
17	2
18	8
19	10
20	4
21	8
22	4
23	7
24	4
25	2
26	8
27	10
28	8
29	3
30	8
31	4
32	2
33	4
34	4
35	8
36	8
37	10
38	20
39	8
40	4
41	2
42	16
43	7
44	4
45	8
46	14
47	3
48	4
49	7
50	4
51	4
52	8
53	4
54	20
55	4
56	8
57	20
58	6
59	3
60	8
61	4
62	8
63	16
64	2
65	8
66	8
67	19
68	4
69	14
70	16
71	3
72	8
73	10
74	20
75	4
76	20
77	8
78	16
79	10
80	4
81	16
82	4
83	10
84	16
85	4
86	14
87	6
88	4
89	7
90	16
91	16
92	14
93	8
94	6
95	20

n	a(n)
1	1
2	2
3	2
4	2
5	2
6	4
7	4
8	2
9	4
10	4
11	2
12	4
13	4
14	8
15	4
16	2
17	2
18	8
19	10
20	4
21	8
22	4
23	7
24	4
25	2
26	8
27	10
28	8
29	3
30	8
31	4
32	2
33	4
34	4
35	8
36	8
37	10
38	20
39	8
40	4
41	2
42	16
43	7
44	4
45	8
46	14
47	3
48	4
49	7
50	4
51	4
52	8
53	4
54	20
55	4
56	8
57	20
58	6
59	3
60	8
61	4
62	8
63	16
64	2
65	8
66	8
67	19
68	4
69	14
70	16
71	3
72	8
73	10
74	20
75	4
76	20
77	8
78	16
79	10
80	4
81	16
82	4
83	10
84	16
85	4
86	14
87	6
88	4
89	7
90	16
91	16
92	14
93	8
94	6
95	20

n	a(n)
1	1
2	2
3	2
4	2
5	2
6	4
7	4
8	2
9	4
10	4
11	2
12	4
13	4
14	8
15	4
16	2
17	2
18	8
19	10
20	4
21	8
22	4
23	7
24	4
25	2
26	8
27	10
28	8
29	3
30	8
31	4
32	2
33	4
34	4
35	8
36	8
37	10
38	20
39	8
40	4
41	2
42	16
43	7
44	4
45	8
46	14
47	3
48	4
49	7
50	4
51	4
52	8
53	4
54	20
55	4
56	8
57	20
58	6
59	3
60	8
61	4
62	8
63	16
64	2
65	8
66	8
67	19
68	4
69	14
70	16
71	3
72	8
73	10
74	20
75	4
76	20
77	8
78	16
79	10
80	4
81	16
82	4
83	10
84	16
85	4
86	14
87	6
88	4
89	7
90	16
91	16
92	14
93	8
94	6
95	20